Reeling from the gruesome discovery, the shocked rescue team set themselves to the task of locating Gedney, the one member of Lake's crew not found among the butchered bodies.

No one can understand why some of the prehistoric creatures were buried in crude snow graves...and why the rest are missing. Dyer and his research assistant, Danforth, decide to take an airplane journey through the massive mountains.

Nothing could have prepared them for what they found on the other side...